Biser Dzhambazov - hírek
I'm lucky to be alive, says journalist tracked by Russian spies
Bulgarians guilty of spying for Russia in the UK
UK court convicts three Bulgarians of spying for Russia
How spy ring did Russia's dirty work from the UK
Russian spies planned to kidnap journalist, trial hears
Bulgarian nationals in UK accused of spying and plotting to kidnap and kill Kremlin opponents
